Expand the namespaces of the SINGLETON_MANAGER_REGISTRATION macro. (#2849)
Expand the namespaces of the SINGLETON_MANAGER_REGISTRATION macro. (#2849)

Signed-off-by: Nicolas Thiebaud <f0fa2188d132262510a88bfb0a57685fd9e59f4c@google.com>

dnoe/envoy,dnoe/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,envoyproxy/envoy,envoyproxy/envoy-wasm,istio/envoy,lyft/envoy,istio/envoy,lizan/envoy,sebrandon1/envoy,eklitzke/envoy,envoyproxy/envoy,envoyproxy/envoy-wasm,jrajahalme/envoy,sebrandon1/envoy,istio/envoy,lyft/envoy,jrajahalme/envoy,craffert0/envoy,eklitzke/envoy,envoyproxy/envoy,sebrandon1/envoy,istio/envoy,craffert0/envoy,dnoe/envoy,envoyproxy/envoy,istio/envoy,craffert0/envoy,lyft/envoy,dnoe/envoy,envoyproxy/envoy-wasm,lyft/envoy,lizan/envoy,envoyproxy/envoy,istio/envoy,eklitzke/envoy,sebrandon1/envoy,eklitzke/envoy,dnoe/envoy,envoyproxy/envoy,craffert0/envoy,envoyproxy/envoy,eklitzke/envoy,lizan/envoy,jrajahalme/envoy,istio/envoy,jrajahalme/envoy,lizan/envoy,envoyproxy/envoy,eklitzke/envoy,sebrandon1/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy-wasm,jrajahalme/envoy,jrajahalme/envoy,lyft/envoy,envoyproxy/envoy-wasm,lizan/envoy,lizan/envoy,lyft/envoy